The Pulley,groove, cataloged under National Stock Number 3020-01-100-6533, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-100-6533 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Bore Length | 0.805 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Groove Radius | 0.250 INCHES NOMINAL IN |
| Groove Shape | U |
| Outside Diameter | 4.470 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 4.120 INCHES NOMINAL IN |
| Groove Depth | 0.530 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 1 |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.625 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Face Width | 0.805 INCHES NOMINAL IN |
| Groove Width | 0.500 INCHES NOMINAL IN |
| Lightening Hole | INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| NP5018088 | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
| VP5018088 | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
| NP5018088 | 3/9 Design control — primary reference Barber-Greene Co |
NSN 3020-01-100-6533 is a Pulley,groove, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-100-6533: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Bore Length: 0.805 INCHES NOMINAL IN; Design Form: WEBBED. 20 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.